[SCM] archer-pmuldoon-exception-rewind: Only cleanup breakpoint if it was created.

[pmuldoon@sourceware.org]

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       via  537fb5a0965f39d439bba69275191463e041118b (commit)
      from  13774f62ebfc5012886fed8b10f42d2eca0cdcf6 (commit)

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- Log -----------------------------------------------------------------
commit 537fb5a0965f39d439bba69275191463e041118b
Author: Phil Muldoon <pmuldoon@redhat.com>
Date:   Wed Oct 22 17:17:16 2008 +0100

    Only cleanup breakpoint if it was created.

-----------------------------------------------------------------------

Summary of changes:
 gdb/infcall.c |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

First 500 lines of diff:
diff --git a/gdb/infcall.c b/gdb/infcall.c
index 5749d20..ece57ba 100644
--- a/gdb/infcall.c
+++ b/gdb/infcall.c
@@ -691,10 +691,12 @@ call_function_by_hand (struct value *function, int nargs, struct value **args)
   if (unwind_on_terminating_exception_p)
     {
       tm = lookup_minimal_symbol ("std::terminate()", NULL, NULL); 
-      if (tm != NULL)
-	terminate_bp = set_momentary_breakpoint_at_pc
-	  (SYMBOL_VALUE_ADDRESS (tm),  bp_breakpoint);
-      make_cleanup_delete_breakpoint (terminate_bp);
+      if (tm != NULL) 
+	{
+	  terminate_bp = set_momentary_breakpoint_at_pc
+	    (SYMBOL_VALUE_ADDRESS (tm),  bp_breakpoint);
+	  make_cleanup_delete_breakpoint (terminate_bp);
+	}
     }
   
   /* Execute a "stack dummy", a piece of code stored in the stack by


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